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1Published 1961Subjects “...Arthropoda Africa, Sub-Saharan....”
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4Published 1994Subjects “...Fuelwood crops Africa, Sub-Saharan Geographical distribution....”
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5Published 1982Subjects “...Agroforestry Africa, Sub-Saharan Congresses....”
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9Published 1994Subjects “...Forests and forestry Africa, Sub-Saharan....”
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10by Riverson, J. D. N. (John D. N.)Subjects “...Rural roads Africa, Sub-Saharan....”
Published 1991
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12Published 1989Subjects “...Rain forests Africa, Sub-Saharan Management....”
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